| General Information about Area Code 403 | |
|---|---|
| Country | Canada |
| State / Province / Territory | Alberta |
| Major City | Calgary |
| Time Zone | Mountain (UTC-07:00) |
| Prefix | Primary City | Phone Type |
|---|---|---|
| 403-807 | Calgary | Wireless |
| 403-914 | Trochu | Landline |
| 403-934 | Strathmore | Landline |
| 403-978 | Calgary | Wireless |
| 403-885 | Black Falds | Landline |
| 403-404 | Calgary | Wireless |
| 403-947 | Beiseker | Landline |
| 403-853 | Veteran | Wireless |
| 403-234 | Calgary | Landline |
| 403-778 | Banff | Landline |
| 403-834 | Irvine | Landline |
| 403-955 | Calgary | Landline |
| 403-841 | High River | Landline |
| 403-410 | Calgary | Landline |
| 403-278 | Calgary | Landline |
| 403-655 | Grassy Lake | Landline |
| 403-530 | Calgary | Landline |
| 403-623 | Crowsnest Pass | Wireless |
| 403-314 | Red Deer | Landline |
| 403-479 | Calgary | Wireless |